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H2ofloss
H2ofloss Cordless Water Flosser with 300ml Tank

H2ofloss Cordless Water Flosser with 300ml Tank

5(2,200 ratings)

Best price now

$57.85at eBayChecked Nov 9

Compared across 2 stores. Prices are checked against each store and labelled with when. Store links may earn us a commission.

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Price facts

  • Last seen at $57.85 at eBay on Nov 9.
  • Checked at 2 stores.

Our take on the H2ofloss Cordless Water Flosser with 300ml Tank

The H2ofloss Cordless Water Flosser is a rechargeable, battery-powered oral irrigator with a 300ml water tank and an IPX7 waterproof body. The large tank is its main edge over most cordless rivals, whose reservoirs typically hold well under 200ml, so you can usually finish a session without refilling. It suits people who want a portable flosser for home, travel or braces care. Owners rate it highly, and the recurring themes are the tank size, the strong jet and the value against big-brand cordless flossers.

Best forPeople with braces or bridges who need to flush around hardwareTravelers who want a cordless flosser that holds enough waterAnyone switching from string floss who wants a strong jetHouseholds wanting a spare flosser for a second bathroom
Pros
  • 300ml tank covers most sessions without a refill
  • IPX7 rated, so it can be used in the shower
  • Cordless and compact enough for a travel bag
  • Multiple pressure settings, including a gentle mode for sensitive gums
  • Strong jet for plaque removal around braces and crowns
  • Rechargeable lithium battery with no cords at the sink
Cons
  • Bulky for its class because of the large tank
  • Loud motor on the higher pressure settings
  • Tank can be awkward to dry fully, which invites buildup
  • Jet strength can feel harsh on the highest setting for beginners

H2ofloss Cordless Water Flosser with 300ml Tank prices at every store

  • eBayNew

    In stockSold by nourhurshid

    $57.85Checked Nov 9
    Visit eBay
  • GoSupps.comNew

    In stock

    $79.99Checked Nov 9
    Visit GoSupps.com

Also available at

  • h2oflossCheck price at h2ofloss
  • mercari.comCheck price at mercari.com
  • PoshmarkCheck price at Poshmark

Store links may earn us a commission.

H2ofloss Cordless Water Flosser with 300ml Tank price history

Lowest price we've seen: $17.00 on Nov 9 at Poshmark. Tracked across 4 stores since Nov 9.

What reviewers say

  • 5 / 52,200 ratings

Owners rate it very highly and mostly praise the large tank, the strong jet and the value against premium brands. Complaints center on noise and on the bulk and cleaning of the tank.

What people mention
  • Tank sizePraisedOwners say the 300ml reservoir lets them finish a full session without stopping to refill.
  • Jet powerPraisedReviewers report a strong stream that clears food and plaque around braces and crowns.
  • NoiseCriticisedSeveral owners find the motor loud, especially on the higher pressure settings.
  • BuildMixedThe waterproof body holds up, but the tank is bulky and awkward to dry out fully.
  • ValuePraisedBuyers see it as a strong alternative to premium cordless flossers at a lower outlay.

Specifications

Power Source
Battery Powered, Cordless
Product Type
Water Flosser
Subtype
Cordless Water Flosser
Included Accessories
Lithium Metal batteries
Quantity
1
Body Part Use
Teeth
Use Case
Portable

Questions and answers

Is the 300ml tank enough for one full flossing session?
For most people, yes. The large reservoir usually covers a complete session without a refill, which is the main reason buyers pick it over smaller cordless models.
Can I use it in the shower?
Yes. The body is IPX7 rated, so splashes and brief immersion are fine. Keep the charging port dry and capped when not charging.
How does it compare with a Waterpik cordless flosser?
It offers a much larger tank and a strong jet at a lower outlay. Waterpik models are typically slimmer and quieter but need more frequent refills.
Is it good for braces and crowns?
Yes. The focused jet and multiple pressure settings make it effective around brackets, bridges and crowns. Start on the low setting if your gums are sensitive.
What comes in the box?
The flosser unit with its 300ml tank, the lithium battery, a charging cable and the standard jet tips. Check the listing for the exact tip count.
How should I clean the tank?
Rinse it after each use and leave the cap open to air-dry. Occasional rinsing with a diluted vinegar solution helps prevent residue buildup.
Where is the H2ofloss Cordless Water Flosser with 300ml Tank cheapest?
At eBay, for $57.85, as of our latest check.
What do buyers say about the H2ofloss Cordless Water Flosser with 300ml Tank?
Rated 5 out of 5 from 2,200 ratings.
Where can I buy the H2ofloss Cordless Water Flosser with 300ml Tank?
5 stores we checked sell it, including eBay, GoSupps.com, h2ofloss, mercari.com, Poshmark.
Specific Dental Concerns
Removes Plaque, Gum Health, Prevents Bad Breath
Color
Black
Travel Features
Portable
Water Resistance
IPX7
Battery Type
Lithium Metal
Overall Dimensions
7 x 8.4 x 23 cm